All Class experiment articles – Page 8
-
Class experimentColourful chemistry
Get colourful with chemistry with these experiments, perfect for learners to explore density and liquids
-
Class experimentChromatography: how black is a black pen?
Black never goes out of style, and with this experiment learners can explore what colours go into making black ink with chromatography
-
Class experimentCrime scene chromatography
Using three different black pens, learners can put their scientific curiosity to use and explore chromatography
-
Class experimentCrystal chemistry
A fun experiment to grow your own crystals using everyday items in your learning space, great to get learners interacting with science
-
Class experimentChemistry in your shopping basket
Demonstrate the diversity of chemistry in our day-to-day lives with this collection of experiments. Includes kit list and safety instructions for five practicals
-
Class experimentAcid or alkali? Acidic or alkaline? A litmus paper test
Test a variety of substances to see if they are acidic or alkaline, using litmus paper as the indicator. Includes kit list and safety instructions.
-
Class experimentScience festivals
This set of handouts can be used to inspire people of all ages to take up chemistry in their own home! Racing raisins, cornflour gloop, erupting volcanoes, reaction times and iron from breakfast cereal are all covered here
-
Class experimentSeparating sand and salt by filtering and evaporation
Try this class experiment to practise manipulating mixtures of soluble and insoluble materials by separating sand and salt. Includes kit list and safety instructions.
-
Class experimentColour chemistry
A variety of experiments that explore colour changing, so learners can experience a comprehensive look into the brighter side of chemistry
-
Class experimentChemiluminescence of luminol: a cold light experiment
Show how the energy of a chemical reaction can be given out as light. Includes kit list and safety instructions.
-
Class experimentIron and sulfur reaction
This demonstration or class experiment shows the exothermic reaction of iron and sulphur. Includes kit list and safety instructions.
-
Class experimentFlame colours: a demonstration
Explore how different elements rect when exposed to a flame, and discuss how alkali metals, alkaline earth metals, and metal salts change the colour of fire.
-
Class experimentMicroscale extraction of copper
Try this practical to reduce copper(II) oxide to copper using hydrogen, revealing their positions in the reactivity series. Includes kit list and safety instructions.
-
Class experimentInvestigating the solubility of lead halides
Encourage students to make and test predictions about the pattern of solubility among lead halides in this practical. Includes kit list and safety instructions.
-
Class experimentExtraction of iron on a match head
Try this practical as a small scale example of metal extraction, reducing iron(III) oxide with carbon on a match head. Includes kit list and safety instructions.
-
Class experimentColourimetric determination of copper ore
Use this practical to introduce students to the determination of copper ore by colourimetry using copper(II) sulfate. Includes kit list and safety instructions.
-
Class experimentPurifying an impure solid
Purify alum as an example of obtaining a pure chemical from an impure sample in this class practical. Includes kit list and safety instructions.
-
Class experimentLeaf chromatography
Try this class practical to use paper chromatography to separate and investigate the pigments in a leaf. Includes kit list and safety instructions.
-
Class experimentExothermic redox reaction of zinc with iodine
Using an exothermic redox reaction between zinc and iodine, student will make zinc iodide. This can be reversed using electrolysis to decompose the compound.
-
Class experimentThe change in mass when magnesium burns
A class practical to measure the change in mass when magnesium burns and to find the formula of magnesium oxide. Includes kit list and safety instructions.